Chihiro Sawada

Sawada transitioned to the sport of mixed martial arts in 2021, following a successful amateur wrestling career, the standouts of which included a silver medal at the 2019 All Japan Adult Championship and a silver medal at the 2017 Asian Junior Championship.

Sawada made her professional debut against Yuki Ono at Professional Shooto 2021 Vol. 3 on May 16, 2021. The contest was ruled a unanimous decision draw, as all three ringside officials handed in a 19–19 scorecard.{{cite web |title=【Shooto2021#03】澤田龍人の妹・千優がTDを奪うも小生由紀が下から十字・三角絞めを狙い続けドロー |url=https://mmaplanet.jp/116156 |website=MMAPLANET |access-date=13 September 2023}}

It was announced on October 17, 2021, that Sawada would be one of four participants in the 2022 Shooto Atomweight Infinity League, which held to crown the inaugural Shooto Women's Atomweight champion. Each fighter earned a set number of points after each bout under the rules of the tournament, depending on whether the contest ended in a decision or stoppage victory or in a draw, with each fighter facing every other.{{cite web |title=2022年インフィニティリーグは女子新階級「アトム級」。開幕戦で中村未来と澤田千優が対戦【11・6 修斗】 {{!}} TOKYO HEADLINE |url=https://www.tokyoheadline.com/577699/ |website=tokyoheadline.com |access-date=13 September 2023 |language=ja |date=17 October 2021}}

Sawada faced Miku Nakamura at Professional Shooto 2021 Vol. 7 on November 6, 2021, in the opening round of the tournament. She won the fight by majority decision, with two judges having scored the bout 20–18 in her favor, while the third judge had it scored as an even 19–19 draw. The victory earned her two points and a joint top place in the league standings.{{cite web |title=【Shooto2021#07】渡辺久江も参戦決定のリーグ戦で、まずは澤田千優がTDで中村未来を制する |url=https://mmaplanet.jp/123407 |website=MMAPLANET |access-date=13 September 2023}}

Sawada faced the tournament favorite Hisae Watanabe at Professional Shooto 2022 Vol. 3 on May 22, 2022.{{cite web |title=修斗 5.22 後楽園ホール：小野島恒太、環太平洋バンタム級王座初防衛戦は去年引き分けた石井逸人と。新井丈×黒澤亮平、藤井伸樹×齋藤翼、久遠×澤田千優、阿部マサトシ×木内"SKINNYZOMBIE"崇雅ほか決定 {{!}} BOUTREVIEW |url=https://www.boutreview.com/3/news/item_70966.html |website=boutreview.com |access-date=13 September 2023 |language=ja |date=10 April 2022}} She won the fight by a second-round submission. Sawada first knocked Watanabe down with a right overhand, before advancing to back mount and forcing her opponent to tap to a rear-naked choke. She earned an additional three points for the stoppage victory and the top place in the league standings.{{cite web |title=「インフィニティリーグ」トップに立った澤田千優が「MMAはぺーぺーなんでもっと高みを目指す」【修斗】 {{!}} TOKYO HEADLINE |url=https://www.tokyoheadline.com/625196/ |website=tokyoheadline.com |access-date=13 September 2023 |language=ja |date=23 May 2022}}

Sawada was expected to face Haruna Kato at Professional Shooto 2022 Vol. 6 on September 19, 2022.{{cite web |title=修斗9・19後楽園 猿丸ジュンジvs.新井丈 ライカ参戦 女子アトム級インフィニティ久遠 |url=https://miruhon.net/220971 |website=週刊ファイト |access-date=13 September 2023 |language=ja |date=13 September 2022}} Kato was forced to withdraw with vestibular disorder and paroxysmal positional vertigo. Although the fight was scrapped, Sawada was nonetheless awarded the full three points, bringing her to a total of eight, twice as much as the second-placed contestants had.{{cite web |title=【修斗】新井丈が猿丸を1R KOでストロー級新王者に！ 西川が草MAXをスタンドのみでコントロール。11月連続参戦を希望、関口が内田を腕十字葬！ 後藤が加藤をTKO！ 飯田が... |url=https://gonkaku.jp/articles/11587?page=8 |website=ゴング格闘技 - GONKAKU |access-date=13 September 2023}}

Sawada faced Yuki Ono at Professional Shooto 2022 Vol. 7 on November 27, 2022. She won the fight by majority decision, with scores of 20–18, 20–18 and 20–17. With ten total points, Sawada won the Infinity League tournament, as well as the inaugural Shooto Women's Atomeweight Championship.{{cite web |title=澤田千優が小生由紀を圧倒しての判定勝ち。インフィニティリーグを制し初代女子アトム級王座を獲得【修斗】 {{!}} TOKYO HEADLINE |url=https://www.tokyoheadline.com/662402/ |website=tokyoheadline.com |access-date=13 September 2023 |language=ja |date=27 November 2022}}

Sawada made her ONE Championship debut against Sanaz Fayazmanesh at ONE Friday Fights 5 on February 17, 2023, in what was also her strawweight debut.{{cite web |title=ONE 2.17 ルンピニー：初参戦の修斗王者・澤田千優「まだレベル的に及ばないと思いますが、いずれアンジェラ選手やスタンプ選手と戦いたい」 {{!}} BOUTREVIEW |url=https://www.boutreview.com/3/news/item_86627.html |website=boutreview.com |access-date=13 September 2023 |language=ja |date=15 February 2023}}{{cite web |title=修斗王者・澤田千優、ONEに初参戦！ 兄妹そろっての活躍に期待 平田樹も意識「組まれれば勝ちたい」 {{!}} ニュース {{!}} ABEMA TIMES {{!}} アベマタイムズ |url=https://times.abema.tv/articles/-/10067828 |website=ABEMA TIMES |access-date=13 September 2023 |language=ja |date=17 February 2023}} She won the fight by a second-round submission. Fayazmanesh was forced to tap to an Americana 53 seconds into the penultimate round.{{cite web |title=修斗女王・澤田千優、ONEデビュー戦で鮮烈な一本勝ち！イラン新人をアームロック葬 |url=https://efight.jp/result-20230218_1350069 |website=efight.jp |date=18 February 2023 |access-date=13 September 2023}}

Sawada faced Ana Palacios at Combate Global: Mexico vs. Japan on May 13, 2023.{{cite web |title=ABEMA格闘CH海外武者修行プロジェクト・第6期生エフェヴィガ雄志選手&第7期生・澤田千優選手参戦「Combate Global」生中継決定 |url=https://thetv.jp/news/detail/1136648/ |website=WEBザテレビジョン |access-date=13 September 2023 |language=ja}} She won the fight by unanimous decision.{{cite web |title=【Combate Global】澤田千優が組んで倒して殴って勝利、フェヴィガ雄志がTKO勝ち！ 安西信昌が復帰戦TKO負け=Combate Global「日本vs.メキシコ」（ゴング格闘技） |url=https://news.yahoo.co.jp/articles/8de8affc7483dd44fc47d6f87385aed6f8f17dad |website=Yahoo!ニュース |access-date=13 September 2023 |language=ja}} Following this victory, Sawada was ranked as the tenth best atomweight mixed martial artist in the world by Fight Matrix.{{cite web |title=Published Ranking Snapshots |url=https://www.fightmatrix.com/historical-mma-rankings/ranking-snapshots/?Issue=882&Division=12 |website=Fight Matrix |access-date=13 September 2023}}

Sawada made her first Shooto Women's Atomweight Championship defense against Miku Nakamura at Shooto Colors Vol.2 on December 2, 2023.{{cite web |title=【修斗】無敗の女王・澤田千優が初V戦、挑戦者・中村未来はリベンジ戴冠狙う=12.2（イーファイト） |url=https://news.yahoo.co.jp/articles/4820543961a86bef11c963a8ee790040abae9315 |website=Yahoo!ニュース |access-date=28 November 2023 |language=ja}} She won the fight by a first-round submission.{{cite web |title=澤田千優が中村未来を破り初防衛に成功「世界で戦っていけるように頑張っていきたい」【修斗 COLORS】 {{!}} TOKYO HEADLINE |url=https://www.tokyoheadline.com/726135/ |website=tokyoheadline.com |access-date=3 December 2023 |language=ja |date=2 December 2023}}

Sawada faced Jihin Radzuan on March 9, 2024, at ONE Fight Night 20.{{Cite web |date=2024-02-23 |title=Jackie Buntan, Jihin Radzuan Among Stars Added To All-Women's ONE Fight Night 20 Card on March 8 |url=https://www.onefc.com/news/jackie-buntan-jihin-radzuan-among-stars-added-to-all-womens-one-fight-night-20-card-on-march-8/ |access-date=2024-02-23 |website=ONE Championship – The Home Of Martial Arts |language=en-US}} At weigh-ins, Radzuan missed weight, she weigh in at 120 pounds, 5 pounds over the atomweight limit and failed hydration, while Sawada failed hydration, with their bout was negotiated at a catchweight.{{Cite web |date=2024-03-07 |title=ONE Fight Night 20: Todd vs. Phetjeeja Weigh-In Results and Video |url=https://combatpress.com/2024/03/one-fight-night-20-todd-vs-phetjeeja-weigh-in-results-and-video/ |access-date=2024-03-07 |website=Combat Press |language=en-US}} Sawada won the fight by unanimous decision.{{cite web |title=【ONE】修斗女王・澤田千優、あわや一本負けピンチから逆転勝利！強豪ランカー・ラズワンを撃破（イーファイト） |url=https://news.yahoo.co.jp/articles/bb9fa60356cf5c46d1bf7ffc27f4c1d15d53b8bd |website=Yahoo!ニュース |access-date=9 March 2024 |language=ja}}

Sawada faced Noelle Grandjean at ONE Fight Night 22 on May 4, 2024.{{cite web |title=【ONE】2戦2勝の澤田千優が5・4アトム級MMAでグランジャンと対戦「私の方が動き速い」 - 格闘技 : 日刊スポーツ |url=https://www.nikkansports.com/battle/news/202404030000591.html |website=nikkansports.com |access-date=3 April 2024 |language=ja}} She won the fight by unanimous decision.{{cite web |title=【ONE】澤田千優が完勝でONE3連勝！ 今度こそランキング入りなるか（ゴング格闘技） |url=https://news.yahoo.co.jp/articles/140c8adeafbbcb288078a7485375ce595c135e81 |website=Yahoo!ニュース |access-date=4 May 2024 |language=ja}}

Sawada faced Meng Bo on January 11, 2025, at ONE Fight Night 27.{{Cite web |title=【ONE】澤田千優がメン・ボーと激突！ 暫定アトム級王座戦デニス・ザンボアンガvs.アリヨナ・ラソヒナも=1月11日（土）ルンピニー

|url=https://gonkaku.jp/articles/18888/outline |access-date=2024-12-09 |website=ゴング格闘技 - GONKAKU |language=ja}} She lost the fight by unanimous decision, suffering her first professional defeat.{{cite web |title=【ONE】澤田千優、完封負けでプロ初黒星、中国メン・ボーに果敢タックルも通じず |url=https://efight.jp/result_s-20250111_1574014 |website=efight.jp |access-date=January 11, 2025}}

{{div col|colwidth=30em}}

; 2010

• {{bronze3}} National Junior High School Championship (41 kg){{cite web |title=【熱戦写真集】沼尻直杯全国中学生選手権 女子決勝・表彰式・個人賞【2010年6月15日】 |url=http://www.japan-wrestling.org/New10/0615_2.html |website=japan-wrestling.org |access-date=12 September 2023}}

; 2012

• {{bronze3}} Junior Queen's Cup (Junior High School Division) (44 kg){{cite web |title=2012年ジュニアクイーンズカップ（中学の部） |url=https://db.japan-wrestling.jp/record/2012%e5%b9%b4%e3%82%b8%e3%83%a5%e3%83%8b%e3%82%a2%e3%82%af%e3%82%a4%e3%83%bc%e3%83%b3%e3%82%ba%e3%82%ab%e3%83%83%e3%83%97%ef%bc%88%e4%b8%ad%e5%ad%a6%e3%81%ae%e9%83%a8%ef%bc%8944kg%e7%b4%9a/ |website=db.japan-wrestling.jp |access-date=12 September 2023}}

; 2014

• {{silver2}} Junior Queen's Cup (Cadet) (46 kg)
• {{bronze3}} Asian Cadet Championship (46 kg){{cite web |title=2014年アジア・カデット選手権 |url=https://db.japan-wrestling.jp/record/2014%e5%b9%b4%e3%82%a2%e3%82%b8%e3%82%a2%e3%83%bb%e3%82%ab%e3%83%87%e3%83%83%e3%83%88%e9%81%b8%e6%89%8b%e6%a8%a9-%e5%a5%b3%e5%ad%9046kg%e7%b4%9a/ |website=db.japan-wrestling.jp |access-date=12 September 2023}}
• {{bronze3}} Inter Highchool Wrestling Championships (46 kg){{cite web |title=2014年インターハイ |url=https://db.japan-wrestling.jp/tournament/2014%e5%b9%b4%e3%82%a4%e3%83%b3%e3%82%bf%e3%83%bc%e3%83%8f%e3%82%a4/ |website=db.japan-wrestling.jp |access-date=12 September 2023}}
• {{gold1}} All Japan Women's Open Championship (46 kg){{cite web |title=2014年全日本女子オープン選手権（高校生） |url=https://db.japan-wrestling.jp/tournament/2014%e5%b9%b4%e5%85%a8%e6%97%a5%e6%9c%ac%e5%a5%b3%e5%ad%90%e3%82%aa%e3%83%bc%e3%83%97%e3%83%b3%e9%81%b8%e6%89%8b%e6%a8%a9%ef%bc%88%e9%ab%98%e6%a0%a1%e7%94%9f%e3%81%ae%e9%83%a8%ef%bc%89/ |website=db.japan-wrestling.jp |access-date=12 September 2023}}

; 2015

• {{silver2}} Junior Queen's Cup (Junior) (44 kg){{cite web |title=2015年ジュニアクイーンズカップ（ジュニア） |url=https://db.japan-wrestling.jp/record/2015%e5%b9%b4%e3%82%b8%e3%83%a5%e3%83%8b%e3%82%a2%e3%82%af%e3%82%a4%e3%83%bc%e3%83%b3%e3%82%ba%e3%82%ab%e3%83%83%e3%83%97%ef%bc%88%e3%82%b8%e3%83%a5%e3%83%8b%e3%82%a2%ef%bc%8944kg%e7%b4%9a/ |website=db.japan-wrestling.jp |access-date=12 September 2023}}
• {{gold1}} Junior Olympic Cup (44 kg){{cite web |title=2015年JOC杯ジュニア |url=https://db.japan-wrestling.jp/tournament/2015%e5%b9%b4%ef%bd%8a%ef%bd%8f%ef%bd%83%e6%9d%af%e3%82%b8%e3%83%a5%e3%83%8b%e3%82%a2/ |website=db.japan-wrestling.jp |access-date=12 September 2023}}
• {{gold1}} Asian Junior Championship (44 kg){{cite web |title=2015年アジア・ジュニア選手権 {{!}} JWF WRESTLERS DATABASE : 日本レスリング協会 選手&大会データベース |url=https://db.japan-wrestling.jp/tournament/2015%e5%b9%b4%e3%82%a2%e3%82%b8%e3%82%a2%e3%83%bb%e3%82%b8%e3%83%a5%e3%83%8b%e3%82%a2%e9%81%b8%e6%89%8b%e6%a8%a9/ |website=db.japan-wrestling.jp |access-date=13 September 2023}}
• {{silver2}} Inter Highchool Wrestling Championships (46 kg){{cite web |title=2014年インターハイ 女子49kg級 {{!}} JWF WRESTLERS DATABASE : 日本レスリング協会 選手&大会データベース |url=https://db.japan-wrestling.jp/record/2014%e5%b9%b4%e3%82%a4%e3%83%b3%e3%82%bf%e3%83%bc%e3%83%8f%e3%82%a4-%e5%a5%b3%e5%ad%9049kg%e7%b4%9a/ |website=db.japan-wrestling.jp |access-date=13 September 2023}}

; 2016

• {{bronze3}} Junior Queen's Cup (Junior) (48 kg){{cite web |title=2016年ジュニアクイーンズカップ（ジュニア）48kg級 {{!}} JWF WRESTLERS DATABASE : 日本レスリング協会 選手&大会データベース |url=https://db.japan-wrestling.jp/record/2016%e5%b9%b4%e3%82%b8%e3%83%a5%e3%83%8b%e3%82%a2%e3%82%af%e3%82%a4%e3%83%bc%e3%83%b3%e3%82%ba%e3%82%ab%e3%83%83%e3%83%97%ef%bc%88%e3%82%b8%e3%83%a5%e3%83%8b%e3%82%a2%ef%bc%8948kg%e7%b4%9a/ |website=db.japan-wrestling.jp |access-date=13 September 2023}}
• {{silver2}} Junior Olympic Cup (48 kg){{cite web |title=2016年JOC杯ジュニア 女子48kg級 {{!}} JWF WRESTLERS DATABASE : 日本レスリング協会 選手&大会データベース |url=https://db.japan-wrestling.jp/record/2016%e5%b9%b4%ef%bd%8a%ef%bd%8f%ef%bd%83%e6%9d%af%e3%82%b8%e3%83%a5%e3%83%8b%e3%82%a2-%e5%a5%b3%e5%ad%9048kg%e7%b4%9a/ |website=db.japan-wrestling.jp |access-date=13 September 2023}}
• {{silver2}} East Japan Student Women's Championship (48 kg){{cite web |title=2016年東日本学生女子選手権 48kg級 {{!}} JWF WRESTLERS DATABASE : 日本レスリング協会 選手&大会データベース |url=https://db.japan-wrestling.jp/record/2016%e5%b9%b4%e6%9d%b1%e6%97%a5%e6%9c%ac%e5%ad%a6%e7%94%9f%e5%a5%b3%e5%ad%90%e9%81%b8%e6%89%8b%e6%a8%a9-48%e3%8e%8f%e7%b4%9a/ |website=db.japan-wrestling.jp |access-date=13 September 2023}}
• {{silver2}} All Japan Student Championship (48 kg){{cite web |title=2016年全日本学生選手権 女子48kg級 {{!}} JWF WRESTLERS DATABASE : 日本レスリング協会 選手&大会データベース |url=https://db.japan-wrestling.jp/record/2016%e5%b9%b4%e5%85%a8%e6%97%a5%e6%9c%ac%e5%ad%a6%e7%94%9f%e9%81%b8%e6%89%8b%e6%a8%a9-%e5%a5%b3%e5%ad%9048kg%e7%b4%9a/ |website=db.japan-wrestling.jp |access-date=13 September 2023}}
• {{silver2}} All Japan Women's Open Championship (Senior) (48 kg){{cite web |title=2016年全日本女子オープン選手権シニア48kg級 {{!}} JWF WRESTLERS DATABASE : 日本レスリング協会 選手&大会データベース |url=https://db.japan-wrestling.jp/record/2016%e5%b9%b4%e5%85%a8%e6%97%a5%e6%9c%ac%e5%a5%b3%e5%ad%90%e3%82%aa%e3%83%bc%e3%83%97%e3%83%b3%e9%81%b8%e6%89%8b%e6%a8%a9%e3%82%b7%e3%83%8b%e3%82%a248kg%e7%b4%9a/ |website=db.japan-wrestling.jp |access-date=13 September 2023}}

;2017

• {{bronze3}} Junior Queen's Cup (Junior) (48 kg){{cite web |title=2017年ジュニアクイーンズカップ（ジュニア）48kg級 {{!}} JWF WRESTLERS DATABASE : 日本レスリング協会 選手&大会データベース |url=https://db.japan-wrestling.jp/record/2017%e5%b9%b4%e3%82%b8%e3%83%a5%e3%83%8b%e3%82%a2%e3%82%af%e3%82%a4%e3%83%bc%e3%83%b3%e3%82%ba%e3%82%ab%e3%83%83%e3%83%97-48kg%e7%b4%9a/ |website=db.japan-wrestling.jp |access-date=13 September 2023}}
• {{silver2}} Junior Olympic Cup (48 kg){{cite web |title=2017年JOCジュニアオリンピックカップ（ジュニア）女子48kg級 {{!}} JWF WRESTLERS DATABASE : 日本レスリング協会 選手&大会データベース |url=https://db.japan-wrestling.jp/record/2017%e5%b9%b4%ef%bd%8a%ef%bd%8f%ef%bd%83%e3%82%b8%e3%83%a5%e3%83%8b%e3%82%a2%e3%82%aa%e3%83%aa%e3%83%b3%e3%83%94%e3%83%83%e3%82%af%e3%82%ab%e3%83%83%e3%83%97%ef%bc%88%e3%82%b8%e3%83%a5%e3%83%8b-18/ |website=db.japan-wrestling.jp |access-date=13 September 2023}}
• {{silver2}} Asian Junior Championship (48 kg){{cite web |title=2017年アジア・ジュニア選手権 女子48kg級 {{!}} JWF WRESTLERS DATABASE : 日本レスリング協会 選手&大会データベース |url=https://db.japan-wrestling.jp/record/2017%e5%b9%b4%e3%82%a2%e3%82%b8%e3%82%a2%e3%83%bb%e3%82%b8%e3%83%a5%e3%83%8b%e3%82%a2%e9%81%b8%e6%89%8b%e6%a8%a9-%e5%a5%b3%e5%ad%9048kg%e7%b4%9a/ |website=db.japan-wrestling.jp |access-date=13 September 2023}}
• {{silver2}} East Japan Student Women's Championship (48 kg){{cite web |title=2017年東日本学生女子選手権 48kg級 {{!}} JWF WRESTLERS DATABASE : 日本レスリング協会 選手&大会データベース |url=https://db.japan-wrestling.jp/record/2017%e5%b9%b4%e6%9d%b1%e6%97%a5%e6%9c%ac%e5%ad%a6%e7%94%9f%e5%a5%b3%e5%ad%90%e9%81%b8%e6%89%8b%e6%a8%a9-48kg%e7%b4%9a/ |website=db.japan-wrestling.jp |access-date=13 September 2023}}
• {{bronze3}} All Japan Student Championship (48 kg){{cite web |title=2017年全日本学生選手権 女子48kg級 {{!}} JWF WRESTLERS DATABASE : 日本レスリング協会 選手&大会データベース |url=https://db.japan-wrestling.jp/record/2017%e5%b9%b4%e5%85%a8%e6%97%a5%e6%9c%ac%e5%ad%a6%e7%94%9f%e9%81%b8%e6%89%8b%e6%a8%a9-%e5%a5%b3%e5%ad%9048kg%e7%b4%9a/ |website=db.japan-wrestling.jp |access-date=13 September 2023}}
• {{bronze3}} All Japan Women's Open Championship (Senior) (48 kg){{cite web |title=2017年全日本女子オープン選手権シニア48kg級 {{!}} JWF WRESTLERS DATABASE : 日本レスリング協会 選手&大会データベース |url=https://db.japan-wrestling.jp/record/2017%e5%b9%b4%e5%85%a8%e6%97%a5%e6%9c%ac%e5%a5%b3%e5%ad%90%e3%82%aa%e3%83%bc%e3%83%97%e3%83%b3%e9%81%b8%e6%89%8b%e6%a8%a9%e3%82%b7%e3%83%8b%e3%82%a248kg%e7%b4%9a/ |website=db.japan-wrestling.jp |access-date=13 September 2023}}

; 2018

• {{gold1}} East Japan Student Women's Championship (50 kg){{cite web |title=2018年東日本学生選手権・女子の部 50kg級 {{!}} JWF WRESTLERS DATABASE : 日本レスリング協会 選手&大会データベース |url=https://db.japan-wrestling.jp/record/2018%e5%b9%b4%e6%9d%b1%e6%97%a5%e6%9c%ac%e5%ad%a6%e7%94%9f%e9%81%b8%e6%89%8b%e6%a8%a9%e3%83%bb%e5%a5%b3%e5%ad%90%e3%81%ae%e9%83%a8-50kg%e7%b4%9a/ |website=db.japan-wrestling.jp |access-date=13 September 2023}}
• {{gold1}} All Japan Amateur Championship (50 kg){{cite web |title=入江ななみ（福井県協会）が初優勝で女子MVPへ...全日本社会人選手権・最終日 |url=https://www.japan-wrestling.jp/2018/07/09/128446/ |website=japan-wrestling.jp |access-date=12 September 2023}}
• {{silver2}} All Japan Student Championship (50 kg){{cite web |title=【写真集】2018年全日本学生選手権・女子/決勝・表彰式 |url=https://www.japan-wrestling.jp/2018/08/30/131422/ |website=japan-wrestling.jp |access-date=12 September 2023}}
• {{bronze3}} All Japan Women's Open Championship (Senior) (50 kg){{cite web |title=伊調馨（ALSOK）が約2年2ヶ月ぶりの復帰戦を飾る...2018年全日本女子オープン選手権 |url=https://www.japan-wrestling.jp/2018/10/14/133836/ |website=japan-wrestling.jp |access-date=12 September 2023}}

; 2019

• {{silver2}} All Japan Adult Championship (50 kg){{cite web |title=【写真集】2019年全日本社会人選手権/表彰式（女子）・一部の決勝 |url=https://www.japan-wrestling.jp/2019/07/10/146947/ |website=japan-wrestling.jp |access-date=12 September 2023}}
• {{silver2}} All Japan Student Championship (50 kg){{cite web |title=【写真集】2019年全日本学生選手権・女子/決勝・表彰式 |url=https://www.japan-wrestling.jp/2019/08/22/149375/ |website=japan-wrestling.jp |access-date=12 September 2023}}

{{div col end}}

• Shooto
• Shooto Women's Atomeweight Championship
• One successful title defense
• 2022 Shooto Atomweight Infinity League Winner

{{MMArecordbox

|ko-wins=

|ko-losses=

|sub-wins=3

|sub-losses=

|dec-wins=5

|dec-losses=1

|nc=

|draw=1

}}

{{MMA record start}}

|-

|{{no2}}Loss

|align=center|8–1–1

|Meng Bo

|Decision (unanimous)

|ONE Fight Night 27

|{{dts|2025|January|11}}

|align=center|3

|align=center|5:00

|Bangkok, Thailand

|

|-

|{{yes2}}Win

|align=center|8–0–1

|Noelle Grandjean

|Decision (unanimous)

|ONE Fight Night 22

|{{dts|2024|May|4}}

|align=center|3

|align=center|5:00

|Bangkok, Thailand

|

|-

|{{yes2}}Win

|align=center|7–0–1

|Jihin Radzuan

|Decision (unanimous)

|ONE Fight Night 20

|{{dts|2024|March|9}}

|align=center|3

|align=center|5:00

|Bangkok, Thailand

|{{small|Return to Strawweight; Radzuan missed weight (120 lb).}}

|-

|{{yes2}}Win

|align=center| 6–0–1

|Miku Nakamura

|Technical Submission (armbar)

|Shooto Colors Vol.2

|{{dts|2023|December|2}}

|align=center|1

|align=center|4:57

|Tokyo, Japan

|{{small|Defended the Shooto Women's Atomweight Championship.}}

|-

|{{yes2}}Win

|align=center| 5–0–1

|Ana Palacios

|Decision (unanimous)

|Combate Global: Mexico vs. Japan

|{{dts|2023|May|13}}

|align=center|3

|align=center|5:00

|Miami, Florida, United States

|{{small|Return to Atomweight.}}

|-

|{{yes2}}Win

|align=center| 4–0–1

|Sanaz Fayazmanesh

|Submission (keylock)

|ONE Friday Fights 5

|{{dts|2023|February|17}}

|align=center|2

|align=center|0:53

|Bangkok, Thailand

|{{small|Strawweight debut.}}

|-

|{{yes2}}Win

|align=center| 3–0–1

|Yuki Ono

|Decision (unanimous)

|Professional Shooto 2022 Vol. 7

|{{dts|2022|November|27}}

|align=center|2

|align=center|5:00

|Tokyo, Japan

|{{small|Won the 2022 Shooto Infinity League and the inaugural Shooto Women's Atomweight Championship.}}

|-

|{{yes2}}Win

|align=center| 2–0–1

|Hisae Watanabe

|Submission (rear-naked choke)

|Professional Shooto 2022 Vol. 3

|{{dts|2022|May|22}}

|align=center|2

|align=center|0:59

|Tokyo, Japan

|

|-

|{{yes2}}Win

|align=center| 1–0–1

|Miku Nakamura

|Decision (majority)

|Professional Shooto 2021 Vol. 7

|{{dts|2021|November|06}}

|align=center|2

|align=center|5:00

|Tokyo, Japan

|

|-

|{{draw}}Draw

|align=center| 0–0–1

|Yuki Ono

|Draw (unanimous)

| Professional Shooto 2021 Vol. 3

|{{dts|2021|May|16}}

|align=center|2

|align=center|5:00

|Tokyo, Japan

|{{small|Atomweight debut.}}

|-

|}

• List of current ONE fighters
• List of Shooto champions

{{reflist}}

{{DEFAULTSORT:Sawada, Chihiro}}

Category:Living people

Category:1997 births

Category:Japanese female mixed martial artists

Category:Atomweight mixed martial artists

Category:Mixed martial artists utilizing freestyle wrestling

Category:Japanese female sport wrestlers

Category:21st-century Japanese sportswomen

Category:Martial artists from Tokyo

Category:Aoyama Gakuin University alumni